Analysis

  • max time kernel
    140s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-08-2024 07:16

General

  • Target

    8dcfe2e6c9003643fccc2c2fcfa7a9fb_JaffaCakes118.exe

  • Size

    688KB

  • MD5

    8dcfe2e6c9003643fccc2c2fcfa7a9fb

  • SHA1

    e609955e25b3a28613514d1d09cb645df9677673

  • SHA256

    d8bbd8d4def5f67fe08e69c5105d35aac4d17ecb3415e8284972ba31896911ed

  • SHA512

    1cd78e63a7467f44e9b05af55e725b9f24152b8c909668d651f000de706d6af66cdf5e59032acbeefe83773166263a424f62f598d66cca4d66542c63e54c8fdb

  • SSDEEP

    12288:nyRwq1VHDPcyUP9tz3rKUAiG25QcWV23uos3EUCn3CzZ0sCKl:nGfHzczX2UAEj9+oGLd0sCKl

Malware Config

Signatures

  • Detected Nirsoft tools 16 IoCs

    Free utilities often used by attackers which can steal passwords, product keys, etc.

  • NirSoft MailPassView 2 IoCs

    Password recovery tool for various email clients

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 23 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 10 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 11 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8dcfe2e6c9003643fccc2c2fcfa7a9fb_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\8dcfe2e6c9003643fccc2c2fcfa7a9fb_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2964
    • C:\Users\Admin\AppData\Local\Temp\8dcfe2e6c9003643fccc2c2fcfa7a9fb_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\8dcfe2e6c9003643fccc2c2fcfa7a9fb_JaffaCakes118.exe
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3084
      • C:\Users\Admin\AppData\Local\Temp\8dcfe2e6c9003643fccc2c2fcfa7a9fb_JaffaCakes118.exe
        C:\Users\Admin\AppData\Local\Temp\8dcfe2e6c9003643fccc2c2fcfa7a9fb_JaffaCakes118.exe /scomma C:\Users\Admin\AppData\Local\Temp\msg.txt
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5096
      • C:\Users\Admin\AppData\Local\Temp\8dcfe2e6c9003643fccc2c2fcfa7a9fb_JaffaCakes118.exe
        C:\Users\Admin\AppData\Local\Temp\8dcfe2e6c9003643fccc2c2fcfa7a9fb_JaffaCakes118.exe /scomma C:\Users\Admin\AppData\Local\Temp\cho.txt
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2792
      • C:\Users\Admin\AppData\Local\Temp\8dcfe2e6c9003643fccc2c2fcfa7a9fb_JaffaCakes118.exe
        C:\Users\Admin\AppData\Local\Temp\8dcfe2e6c9003643fccc2c2fcfa7a9fb_JaffaCakes118.exe /scomma C:\Users\Admin\AppData\Local\Temp\mail.txt
        3⤵
        • Accesses Microsoft Outlook accounts
        • System Location Discovery: System Language Discovery
        PID:4580
      • C:\Users\Admin\AppData\Local\Temp\8dcfe2e6c9003643fccc2c2fcfa7a9fb_JaffaCakes118.exe
        C:\Users\Admin\AppData\Local\Temp\8dcfe2e6c9003643fccc2c2fcfa7a9fb_JaffaCakes118.exe /scomma C:\Users\Admin\AppData\Local\Temp\ie.txt
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:4116
      • C:\Users\Admin\AppData\Local\Temp\8dcfe2e6c9003643fccc2c2fcfa7a9fb_JaffaCakes118.exe
        C:\Users\Admin\AppData\Local\Temp\8dcfe2e6c9003643fccc2c2fcfa7a9fb_JaffaCakes118.exe /shtml C:\Users\Admin\AppData\Local\Temp\ps.txt
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4856
      • C:\Users\Admin\AppData\Local\Temp\8dcfe2e6c9003643fccc2c2fcfa7a9fb_JaffaCakes118.exe
        C:\Users\Admin\AppData\Local\Temp\8dcfe2e6c9003643fccc2c2fcfa7a9fb_JaffaCakes118.exe
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:736
      • C:\Users\Admin\AppData\Local\Temp\8dcfe2e6c9003643fccc2c2fcfa7a9fb_JaffaCakes118.exe
        C:\Users\Admin\AppData\Local\Temp\8dcfe2e6c9003643fccc2c2fcfa7a9fb_JaffaCakes118.exe /shtml C:\Users\Admin\AppData\Local\Temp\dial.txt
        3⤵
        • System Location Discovery: System Language Discovery
        PID:932
      • C:\Users\Admin\AppData\Local\Temp\8dcfe2e6c9003643fccc2c2fcfa7a9fb_JaffaCakes118.exe
        C:\Users\Admin\AppData\Local\Temp\8dcfe2e6c9003643fccc2c2fcfa7a9fb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\9#dueisnw1.txt
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:1068
      • C:\Users\Admin\AppData\Local\Temp\8dcfe2e6c9003643fccc2c2fcfa7a9fb_JaffaCakes118.exe
        C:\Users\Admin\AppData\Local\Temp\8dcfe2e6c9003643fccc2c2fcfa7a9fb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\10#dueisnw1.txt
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:4360

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\dial.txt

    Filesize

    460B

    MD5

    8a83f57d4efce4941647c65f50402368

    SHA1

    d5d0e9c550adf30427f13f02a5d71b5e324185db

    SHA256

    58cdc619d8718e92c4ce6f2871bac0908d6e0abde1bdee6f01145605add5868d

    SHA512

    39e0d81d127c9de4e298de7087974c91ae9d959ecfe2cc04c59354986473153ce2416d9436023f7071e3e2cdaefdc81315495b0c7224cc2e7782813d37cd5cf4

  • C:\Users\Admin\AppData\Local\Temp\msg.txt

    Filesize

    2B

    MD5

    81051bcc2cf1bedf378224b0a93e2877

    SHA1

    ba8ab5a0280b953aa97435ff8946cbcbb2755a27

    SHA256

    7eb70257593da06f682a3ddda54a9d260d4fc514f645237f5ca74b08f8da61a6

    SHA512

    1b302a2f1e624a5fb5ad94ddc4e5f8bfd74d26fa37512d0e5face303d8c40eee0d0ffa3649f5da43f439914d128166cb6c4774a7caa3b174d7535451eb697b5d

  • C:\Users\Admin\AppData\Local\Temp\ps.txt

    Filesize

    325B

    MD5

    a58b5941ab25b596b96eac942697eccd

    SHA1

    b1e3a60665e914bcaa746ce1c20fc120845123b3

    SHA256

    905f66cbd81fbac6a9aba22c604d3057a4cc755fbcbe11941baa728dc1a236d2

    SHA512

    67675bce2bf3aabc7dfe8ae0ebe61907930c8da8ec13543a94d0318c0e94edb48363f26964b2937bbf94199270a135555cfd2bf651b61c7a311975a2f6f611ed

  • C:\Users\Admin\AppData\Local\Temp\ste.txt

    Filesize

    9B

    MD5

    d6e0d01fc906ca012cfc8f548235065e

    SHA1

    273745182fa83816421f3bc6c06fe3f76d78cd5a

    SHA256

    2a3234189880f976cc65a07c15acbd11bfa46eeac8e69030e1d87bd6a51a0a74

    SHA512

    1245034885171347d4c4fcfea877ce60ed0e6bbaf644e2d0d850a10c1e0e4d2ebddac69058c5fda85c2ca76f9454cb73de2109e70d94c5391c68400c8bc208ea

  • memory/736-38-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

  • memory/736-48-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

  • memory/736-65-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

  • memory/932-45-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/932-42-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/932-43-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/932-68-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/932-44-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1068-64-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB

  • memory/1068-46-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB

  • memory/1068-47-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB

  • memory/2792-24-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB

  • memory/2792-15-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB

  • memory/2792-28-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB

  • memory/2792-17-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB

  • memory/2792-12-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB

  • memory/3084-2-0x0000000000400000-0x0000000000491000-memory.dmp

    Filesize

    580KB

  • memory/3084-79-0x0000000000400000-0x0000000000491000-memory.dmp

    Filesize

    580KB

  • memory/3084-4-0x0000000000400000-0x0000000000491000-memory.dmp

    Filesize

    580KB

  • memory/4116-27-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/4116-29-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/4116-26-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/4116-21-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/4360-72-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/4360-50-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/4360-51-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/4580-25-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB

  • memory/4580-19-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB

  • memory/4580-16-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB

  • memory/4580-20-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB

  • memory/4856-33-0x0000000000400000-0x0000000000410000-memory.dmp

    Filesize

    64KB

  • memory/4856-32-0x0000000000400000-0x0000000000410000-memory.dmp

    Filesize

    64KB

  • memory/4856-35-0x0000000000400000-0x0000000000410000-memory.dmp

    Filesize

    64KB

  • memory/5096-41-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/5096-11-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/5096-10-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/5096-9-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/5096-7-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB